EL-ZONKORANY, Thoria Ahmed; HASSAN, Azza E.A.; MOSAD, Samah M.; ELAZAB, Sara T.; AMER, Magdy S. Immunomodulating Effect of Echinacea and Star Anise in Protection and Treatment of Infectious Bronchitis Virus in Poultry. Journal of Advanced Veterinary Research, [S. l.], v. 13, n. 7, p. 1359–1367, 2023. Disponível em: https://www.advetresearch.com/index.php/AVR/article/view/1417. Acesso em: 4 nov. 2026.